• Andy Simpson
    I'm a long-term partner of this factory. I've been on a field trip.The factory is strong and the grating quality is very good. I cooperated with this grating supplier in 2017.What surprised me was that this factory was very strong,and it was also one of the top local grating factories.
  • David Zhang
    My client told me that it was very smooth.The delivery speed is also very fast,I will receive the goods on the 7th day of the order.And the goods is inexpensive and convenient.
  • Ajay Parate
    I have placed an oeder at this factory about FRP grating.The service is good and the grating is perfact.I'll come again.

Round Shaped Q235 Galvanized Grate Trench Cover Drainage Cover Gully Cover

Place of Origin CN
Brand Name Zhuote Metal
Certification ISO9001
Model Number ZT325/30/100
Minimum Order Quantity 5tons
Price 800$/tons
Packaging Details Steel Belt Or Woden Box
Delivery Time 10-20days
Payment Terms T/T, Western Union
Supply Ability 300tons/month
Product Details
Material Steel,q235 Carbon Steel Surface Treatment Hot Dipped Galvanized
Product Name Construction Steel Floor Decking/Industrial GI Steel Grating,Deck Grating Type Plain Bar Grating,Flat
Application Floor,Walkway Color Silver,ect Or Custom
Thickness 2mm-5mm Standard ISO9001
Length According To Your Size Cross Bar Pitch 50mm
Bearing Bar Pitch 30mm Shape As Required
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gully cover galvanized steel grating

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Product Description

Trench Grating Covers


Steel Trench Grates Used as Draining Covers in Waste Water System

Steel grating can be made into trench covers for well cover plates and gully covers. We can customize other types according to customer demands and drawings. Our trench cover plate generally consists of the steel grating, the angle iron frame and the embedded part. Surface treatment: Hot dip galvanizing.

Trench grates are used as draining cover, gully cover and well cover is used in city public works.

Round Shaped Q235 Galvanized Grate Trench Cover Drainage Cover Gully Cover 0

Processing and Welding of Trench Grating Covers:
1.lt is to use of high frequency automatic welding machine to do welding on the hot dip galvanized gratings and covers (except end plate welding).
It is not allowed to create melting-corrosion on the based material.
2.Material: Q195 or Q235 low carbon steel
3.Surface Treatment: After grating is formed, the surface is by hot dip galvanization; the thickness of galvanization is 610 g/m2.
4.End Plate Welding: Two sides of gratings are welded on with H*6 mm flat steel.
Welding slag is required to be cleaned.

 

No Item Description
1 Bearing bar 25x3,25x4,30x3,30x4,30x5,32x5,40x5,50x5,.....75x10mm
2 Bear bar pitch 12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 34.3, 35, 40,41,60mm. US standard: 1"x3/16", 1 1/4"x3/16", 1 1/2"x3/16", 1"x 1/4", 1 1/4"x 1/4", 1 1/2"x 1/4" etc.
3 Cross bar pitch 38,50,76,100,101.6mm
4 Material Q235,A36,SS304
5 Surface treatment Black, hot dipped galvanising, paint
6 Standard China: YB/T 4001.1-2007
USA: ANSI/NAAMM(MBG531-88)
UK: BS4592-1987
Australia: AS1657-1985

Round Shaped Q235 Galvanized Grate Trench Cover Drainage Cover Gully Cover 1

Features:
Attractive appearance: Simple lines, silver surface and modern conception.
Optimized Draining Design: Water draining area amounts up to 83.3%, which is equal to twice of the cast iron product.

Hot-dip Galvanization for Trench Steel Grates: Strongly rust-proof, need no maintenance and replacement within 30 years.

Anti-theft Design: The draining cover and the frame are connected with chains, which is anti-theft, safe and easy to open.

Saving Investment: Cost less than cast iron product in the case of large span and heavy load, and can save expenses incurred by replacement of stolen or crushed cast iron covers.

Round Shaped Q235 Galvanized Grate Trench Cover Drainage Cover Gully Cover 2

Round Shaped Q235 Galvanized Grate Trench Cover Drainage Cover Gully Cover 3